Get the cheapest gas by bundling your utilities together in HA3 from £110.39 per month*

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How you make you gas bills cheaper

Comparing quotes for Gas tariffs gives you an idea of which gas suppliers offer the best deals for HA3.

Find the cheapest gas tariff in HA3 by getting multiple quotes and choosing a supplier who gives you the best price per kWh.

From the cheapest heating engineer (Maintenance Engineering Solutions based in HA1) to the dearest  (PLUMBSAFE (UK) LTD based in HA7) , heating engineers in HA3, call one now to find out how you can make your home more energy efficient.

*The estimations provided on this webpage are independently provided by HaMuch Ltd. Prices are not guaranteed and quotes may vary when contacting your supplier.

Estimates for gas near HA3
  • Why have gas prices been rising?
  • What is the energy price cap and how does it affect me?
  • What is the Energy Price Guarantee?
  • Why does where you live affect the cost of gas?
  • Why is paying the gas bill by direct debit cheaper than pay as you go?
  • Why is gas cheaper using a smart meter?
  • Choosing the right gas supplier
  • Will upgrading my old boiler save money?

  • Estimates for common heating engineer jobs in HA3;

    Job Estimate
    Cost to replace a hot water immersion heater £284
    Cost to fit underfloor heating £279
    Cost to service a gas fire £152
    Cost to replace a vented hot water cylinder £309
    Cost to replace a central heating pump £152
    Cost to replace a heating programmer £131
    Cost to powerflush a central heating system £559 Visit
    Cost to install heating oil storage tank £1397
    Cost to replace an oil boiler £1397
    New combi or system boiler installation – like for like replacement £559
    Cost to move and relocate a boiler £838
    Cost to install skirting board heating £838
    Cost to install an LPG boiler £1117
    Cost to install hydrogen boiler £1117
    Cost to install a gas fire £405
    Cost to install a chimney liner £559
    Cost to install biomass boiler £1422
    Cost to install a ground source heat pump £4190
    Cost to fix a boiler fault error code £101
    Cost to replace an unvented hot water cylinder, e.g., Megaflo £564
    Cost to fit thermostatic radiator valves (TRVs) £115
    Cost to fit smart heating controls £101
    Cost to fit a magnetic filter for boiler £101
    Cost to fit a heated towel rail £152
    Cost to fit a radiator £101
    Cost to install a gas cooker or hob £202
    Boiler service cost £111
    Boiler repair costs (e.g. pump, diverter valve or heat exchanger) £221
    Cost to install an air source heat pump £565
    Replacement of a vented system £51
    Annual gas safety certificate for landlords £51
    Boiler fault finding diagnosis (boiler not firing up or boiler not staying on for long) £51
    Replace old rusty radiators £51
    Replace a section of pipework £51
    Detecting a water leak in the circuit causing system to lose pressure £51
    Install heating controls (e.g. timer or thermostat) to control circulation £51


    Rates for other HA3 trades